Shchepin, V. V.; Novoselova, M. N.; Gladkova, G. E.; Chuprikova, T. Yu.; Efremov, D. I.
Journal of Organic Chemistry USSR (English Translation), 1992 , vol. 28, # 4.1 p. 522 - 526
Zhurnal Organicheskoi Khimii, 1992 , vol. 28, # 4 p. 686 - 690